Home / 8,498,682,438.40-12,748,023,657.60-6,723,244,345.60

Finding the Fourth Proportional to 8,498,682,438.40, 12,748,023,657.60 and 6,723,244,345.60

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Solution

The fourth proportional to 8,498,682,438.40, 12,748,023,657.60 and 6,723,244,345.60 is: 10,084,866,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498,682,438.40 : 12,748,023,657.60 = 6,723,244,345.60 : x
  2. Step 2: Convert to fraction form
    8,498,682,438.40/12,748,023,657.60 = 6,723,244,345.60/x
  3. Step 3: Cross multiply
    8,498,682,438.40x = 12,748,023,657.60 × 6,723,244,345.60
  4. Step 4: Simplify right side
    8,498,682,438.40x = 85,708,077,973,534,244,864
  5. Step 5: Solve for x
    x = 85,708,077,973,534,244,864/8,498,682,438.40
  6. Step 6: Final answer
    x = 10,084,866,518.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.